Radwin 2000+ SERIES User Manual - page 208
RADWIN
2000+
Series
User
Manual
Release
4.2.40
16
‐
1
Chapter
16:
Quality
of
Service
16.1
Scope
of
this
Chapter
This
chapter
describes
how
to
set
various
levels
of
Quality
of
Service
(QoS)
for
a
RADWIN
2000+
Series
lnk.
16.2
Prerequisites
To
use
the
facility
you
must
be
familiar
with
the
use
of
VLAN
(802.1p)
or
Diffserv.
16.3
QoS
‐
Overview
QoS
is
a
technique
for
prioritization
of
network
traffic
packets
during
congestion.
RADWIN
2000+
Series
links
support
two
classification
criteria,
VLAN
based
or
Diffserv
based.
You
may
choose
which
of
them
to
use.
Based
upon
the
classification
criterion
chosen,
received
packets
will
be
mapped
into
one
of
four
quality
groups:
Real
time,
Near
real
time,
Controlled
load
and
Best
effort.
You
may
partition
the
total
link
capacity
across
the
four
Quality
queues.
The
default
weights
as
percentages
are
shown
in
Table
16
‐
1:
Default
priorities
an
d
allocation
by
VLAN
ID
and
Diffserv
Quality
queue
Priority
Diffserv
VLAN
Real
time
48
‐
63
6
‐
7
Near
real
time
(responsive
applications)
32
‐
47
4
‐
5
Controlled
load
16
‐
31
2
‐
3
Best
effort
0
‐
15
0
‐
1